SPECTROSCOPIC

作品数：522被引量：588H指数：9
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A large-area single-filament infrared emitter and its application in a spectroscopic ethanol gas sensing system
《Microsystems & Nanoengineering》2021年第5期19-29,共11页Stephan Schrder Floria Ottonello Briano Henrik FfodjegSrd Maksym Bryzgalov Jonas Orelund Kristinn B.Gylfason Goran Stemme Frank Niklaus 
the European Commission through the ERC Starting Grant(M&M's,277879);the Swedish Research Council(621-2011-4437);Vinnova(2015-00402)is gratefully acknowledged。
Nondispersive infrared(NDIR)spectroscopy is an important technology for highly accurate and maintenance-free sensing of gases,such as ethanol and carbon dioxide.However,NDIR spectroscopy systems are currently too expe...
关键词：EMITTER utilize thereby 
Spectroscopic and laser properties of Er^(3+),Pr^(3+)co-doped LiYF_(4)crystal被引量：1
《Chinese Optics Letters》2021年第8期28-31,共4页Zhengda Sun Feifei Wang Haiping Xia Hongkun Nie Kejian Yang Ruihua Wang Jingliang He Baitao Zhang 
supported by the National Research Foundation of China(No.61975095);the Young Scholars Program of Shandong University(No.2017WLJH48);the Youth Cross Innovation Group of Shandong University(No.2020QNQT);the Department of Science and Technology of Shandong Province(No.2019JZZY020206);the Natural Science Foundation of Ningbo(No.202003N4099);the Shenzhen Science and Technology Research and Development Funds(No.JCYJ20180305163932273)。
In this paper,the absorption and fluorescence spectra of Er^(3+),Pr^(3+)co-doped LiYF_(4)(Er,Pr:YLF)crystal were measured and analyzed.The Pr^(3+)co-doping was proved to effectively enhance the Er^(3+)∶^(4)I_(11/2)→...
关键词：mid-infrared lasers laser materials solid-state lasers 
A broadband digital receiving system with large dynamic range for solar radio observation被引量：3
《Research in Astronomy and Astrophysics》2020年第9期358-366,共9页Fa-Bao Yan Yang Liu Ke Xu Zi-Qian Shang Yan-Rui Su Guang Lu Yao Chen Zhao Wu 
the National Natural Science Foundation of China 11703017,11790303(11790300),11803017,41774180,41904158,11973031;the China Postdoctoral Science Foundation(2019M652385);Open Research Program CAS Key Laboratory of Solar Activity;National Astronomical Observatories(KLSA201907);Young Scholars Program of Shandong University,Weihai(20820201005)。
Solar radio spectra and their temporal evolution provide important clues to understand the energy release and electron acceleration process in the corona,and are commonly used to diagnose critical parameters such as t...
关键词：instrumentation:spectrographs techniques:spectroscopic techniques:interferometric 
Femtosecond Time-Resolved Spectroscopic Photoemission Electron Microscopy for Probing Ultrafast Carrier Dynamics in Heterojunctions被引量：1
《Chinese Journal of Chemical Physics》2019年第4期399-405,I0002,共8页Bo-han Li Guan-hua Zhang Yu Liang Qun-qing Hao Ju-long Sun Chuan-yao Zhou You-tian Tao Xue-ming Yang Ze-feng Ren 
supported by the National Key R&D Program (No.2018YFA0208700 and No.2016YFA0200602);the National Natural Science Foundation of China (No.21688102 and No.21403222);the Strategic Priority Research Program of the Chinese Academy of Sciences (No.XDB17000000);the Youth Innovation Promotion Association of Chinese Academy of Sciences (No.2017224)
The fast developing semiconductor industry is pushing to shrink and speed up transistors. This trend requires us to understand carrier dynamics in semiconductor heterojunctions with both high spatial and temporal reso...
关键词：Time resolution Photoemission electron microscopy Ultrafast carrier dynamics Photoelectron spectroscopy 
Gradient refractive structured NiCr thin film absorber for pyroelectric infrared detectors
《Chinese Physics B》2019年第6期419-423,共5页Yunlu Lian He Yu Zhiqing Liang Xiang Dong 
Project supported by the National Natural Science Foundation of China(Grant Nos.61875031 and 61421002)
A gradient refractive structured NiCr film that has a high extinction coefficient at far infrared range(8-μm–24 μm) is presented as an absorber for pyroelectric infrared detectors. The absorber features high absorp...
关键词：PYROELECTRIC infrared detector SPECTROSCOPIC ELLIPSOMETRY deposition thermal sensing 
Multi-component background learning automates signal detection for spectroscopic data被引量：1
《npj Computational Materials》2019年第1期484-490,共7页Sebastian E.Ament Helge S.Stein Dan Guevarra Lan Zhou Joel A.Haber David A.Boyd Mitsutaro Umehara John M.Gregoire Carla P.Gomes 
The development of the MCBL algorithm,inkjet printing synthesis,and Raman measurements were supported by a an Accelerated Materials Design and Discovery grant from the Toyota Research Institute;Initial design of the algorithm and data procurement were supported by the NSF Expedition award for Computational Sustainability CCF-1522054 and by Army Research Office(ARO)award W911-NF-14-1-0498;The implementation of the algorithm for automated,unsupervised operation was supported by MURI/AFOSR grant FA9550;Compute infrastructure was provided by NSF award CNS-0832782 and by ARO DURIP award W911NF-17-1-0187;The sputter deposition and XRD measurements were supported through the Office of Science of the U.S.Department of Energy under Award No.DE-SC0004993.
Automated experimentation has yielded data acquisition rates that supersede human processing capabilities.Artificial Intelligence offers new possibilities for automating data interpretation to generate large,high-qual...
关键词：SIGNAL COMPONENT SPECTROSCOPIC 
Widely tunable 2.3μm III-V-on-silicon Vernier lasers for broadband spectroscopic sensing被引量：8
《Photonics Research》2018年第9期858-866,共9页RUIJUN WANG STEPHAN SPRENGEL ANTON VASILIEV GERHARD BOEHM JORIS VAN CAMPENHOUT GuY LEPAGE PETER VERHEYEN ROEL BAETS MARKUS-CHRISTIAN AMANN GUNTHER ROELKENS 
H2020 European Research Council(ERC)(FireSpec);INTERREG(Safeside)
Heterogeneously integrating III-V materials on silicon photonic integrated circuits has emerged as a promising approach to make advanced laser sources for optical communication and sensing applications. Tunable semico...
关键词：硅光子 集成电路 通讯技术 发展现状 
Chip-scale broadband spectroscopic chemical sensing using an integrated supercontinuum source in a chalcogenide glass waveguide被引量：9
《Photonics Research》2018年第6期506-510,共5页QINGYANG DU ZHENGQIAN LUO HUIKAI ZHONG YIFEI ZHANG YIZHONG HUANG TUANJIE DU WEI ZHANG TIAN GU JUEJUN HU 
National Science Foundation(NSF)(6937070);Defense Threat Reduction Agency(DTRA)(HDTRA1-13-1-0001);National Natural Science Foundation of China(NSFC)(61475129);Natural Science Foundation of Fujian Province,China(2017J06016)
On-chip spectroscopic sensors have attracted increasing attention for portable and field-deployable chemical detection applications. So far, these sensors largely rely on benchtop tunable lasers for spectroscopic inte...
关键词：Sensors Supercontinuum generation. 
Moving-window bis-correlation coefficients method for visible and near-infrared spectral discriminant analysis with applications被引量：1
《Journal of Innovative Optical Health Sciences》2018年第2期65-77,共13页Lijun Yao Weiqun Xu Tao Pan Jiemei Chen 
supported by the Science and Technology Project of Guangdong Province of China(Nos.2014A020213016 and 2014A020212445).
The moving window bis corelation coefficients(MW BiCC)was proposed and employed for the discriminant analysis of transgenic sugarcane leaves and B-thalassemia with visible and near-infrared(Vis NIR)spectroscopy.The we...
关键词：Visible and near infrared spectroscopic discriminant analysis transgenic sugarcane leaves B-thalassemia moving-window bis-correlation cofficients moving-window principal component analysis linear discriminant analysis. 
Single capillary oximetry and tissue ultrastructural sensing by dual-band dual-scan inverse spectroscopic optical coherence tomography被引量：4
《Light(Science & Applications)》2018年第1期511-523,共13页Rongrong Liu James A.Winkelmann Graham Spicer Yunxiao Zhu Aya Eid Guillermo A.Ameer Vadim Backman Ji Yi 
from the Evans Medical Foundation at Boston Medical Center,the National Institute of Health(R01CA173745,R01CA183101,and R01CA165309);the National Science Foundation(CBET-1240416).
Measuring capillary oxygenation and the surrounding ultrastructure can allow one to monitor a microvascular niche and better understand crucial biological mechanisms.However,capillary oximetry and pericapillary ultras...
关键词：optical CAPILLARY INVERSE 
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